diff --git a/docs/Gemfile.lock b/docs/Gemfile.lock
index 51dca9a..2e29eab 100644
--- a/docs/Gemfile.lock
+++ b/docs/Gemfile.lock
@@ -202,15 +202,16 @@ GEM
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
     mercenary (0.3.6)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.5.1)
     minima (2.5.0)
       jekyll (~> 3.5)
       jekyll-feed (~> 0.9)
       jekyll-seo-tag (~> 2.1)
     minitest (5.12.2)
     multipart-post (2.1.1)
-    nokogiri (1.10.4)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.11.4)
+      mini_portile2 (~> 2.5.0)
+      racc (~> 1.4)
     octicons (9.2.0)
       nokogiri (>= 1.6.3.1)
     octokit (4.14.0)
@@ -218,6 +219,7 @@ GEM
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
     public_suffix (3.1.1)
+    racc (1.5.2)
     rb-fsevent (0.10.3)
     rb-inotify (0.10.0)
       ffi (~> 1.0)